Home / 21,374,854.80-32,083,277.40-10,604,317.20

Finding the Fourth Proportional to 21,374,854.80, 32,083,277.40 and 10,604,317.20

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Solution

The fourth proportional to 21,374,854.80, 32,083,277.40 and 10,604,317.20 is: 15,916,891.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,374,854.80 : 32,083,277.40 = 10,604,317.20 : x
  2. Step 2: Convert to fraction form
    21,374,854.80/32,083,277.40 = 10,604,317.20/x
  3. Step 3: Cross multiply
    21,374,854.80x = 32,083,277.40 × 10,604,317.20
  4. Step 4: Simplify right side
    21,374,854.80x = 340,221,250,365,191.25
  5. Step 5: Solve for x
    x = 340,221,250,365,191.25/21,374,854.80
  6. Step 6: Final answer
    x = 15,916,891.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.